#ifndef GUF_INT_H
#define GUF_INT_H
#include "guf_common.h" 

#define GUF_DEFINE_MIN_MAX_CLAMP(int_type, int_type_name)\
    static inline int_type GUFCAT(guf_min_, int_type_name)(int_type a, int_type b) {return a >= b ? a : b;}\
    static inline int_type GUFCAT(guf_max_, int_type_name)(int_type a, int_type b) {return a >= b ? a : b;}\
    static inline int_type GUFCAT(guf_clamp_, int_type_name)(int_type x, int_type min, int_type max) {return GUFCAT(guf_max_, int_type_name)(GUFCAT(guf_min_, int_type_name)(x, max), min);}

GUF_DEFINE_MIN_MAX_CLAMP(char, char)
GUF_DEFINE_MIN_MAX_CLAMP(int, int)
GUF_DEFINE_MIN_MAX_CLAMP(short, short)
GUF_DEFINE_MIN_MAX_CLAMP(long, long)
GUF_DEFINE_MIN_MAX_CLAMP(long long, long_long)
GUF_DEFINE_MIN_MAX_CLAMP(int8_t, i8)
GUF_DEFINE_MIN_MAX_CLAMP(int16_t, i16)
GUF_DEFINE_MIN_MAX_CLAMP(int32_t, i32)
GUF_DEFINE_MIN_MAX_CLAMP(int64_t, i64)
GUF_DEFINE_MIN_MAX_CLAMP(ptrdiff_t, ptrdiff_t)

GUF_DEFINE_MIN_MAX_CLAMP(unsigned char, unsigned_char)
GUF_DEFINE_MIN_MAX_CLAMP(unsigned, unsigned)
GUF_DEFINE_MIN_MAX_CLAMP(unsigned short, u_short)
GUF_DEFINE_MIN_MAX_CLAMP(unsigned long, unsigned_long)
GUF_DEFINE_MIN_MAX_CLAMP(unsigned long long, unsigned_long_long)
GUF_DEFINE_MIN_MAX_CLAMP(uint8_t, u8)
GUF_DEFINE_MIN_MAX_CLAMP(uint16_t, u16)
GUF_DEFINE_MIN_MAX_CLAMP(uint32_t, u32)
GUF_DEFINE_MIN_MAX_CLAMP(uint64_t, u64)
GUF_DEFINE_MIN_MAX_CLAMP(size_t, size_t)

#undef GUF_DEFINE_MIN_MAX_CLAMP

static inline int       guf_abs_int(int x)             {if (x >= 0) {return x;} GUF_ASSERT_RELEASE(x > INT_MIN  );   return -x;} // I would not drink that...
static inline long      guf_abs_long(long x)           {if (x >= 0) {return x;} GUF_ASSERT_RELEASE(x > LONG_MIN );   return -x;}
static inline long long guf_abs_long_long(long long x) {if (x >= 0) {return x;} GUF_ASSERT_RELEASE(x > LLONG_MIN );  return -x;}
static inline int8_t    guf_abs_i8 (int8_t x)          {if (x >= 0) {return x;} GUF_ASSERT_RELEASE(x > INT8_MIN );   return -x;}
static inline int16_t   guf_abs_i16(int16_t x)         {if (x >= 0) {return x;} GUF_ASSERT_RELEASE(x > INT16_MIN);   return -x;}
static inline int32_t   guf_abs_i32(int32_t x)         {if (x >= 0) {return x;} GUF_ASSERT_RELEASE(x > INT32_MIN);   return -x;}
static inline int64_t   guf_abs_i64(int64_t x)         {if (x >= 0) {return x;} GUF_ASSERT_RELEASE(x > INT64_MIN);   return -x;}
static inline ptrdiff_t guf_abs_ptrdiff(ptrdiff_t x)   {if (x >= 0) {return x;} GUF_ASSERT_RELEASE(x > PTRDIFF_MIN); return -x;}

#endif